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authorBram Moolenaar <Bram@vim.org>2017-08-03 18:55:00 +0200
committerBram Moolenaar <Bram@vim.org>2017-08-03 18:55:00 +0200
commit1b66c00aeca87913e75012c59c4e969316e2626d (patch)
treeef86e077b2810640997623aeff1d9d863937a0d2 /src/message.c
parent69a76feda9e9d308be6b5fc2185286a061dfecd6 (diff)
downloadvim-1b66c00aeca87913e75012c59c4e969316e2626d.zip
patch 8.0.0852: MS-Windows: possible crash when giving a message on startup
Problem: MS-Windows: possible crash when giving a message on startup. Solution: Initialize length. (Yasuhiro Matsumoto, closes #1931)
Diffstat (limited to 'src/message.c')
-rw-r--r--src/message.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/message.c b/src/message.c
index 9a4a32f3e..e548fc0c9 100644
--- a/src/message.c
+++ b/src/message.c
@@ -2639,13 +2639,14 @@ msg_puts_printf(char_u *str, int maxlen)
# if defined(FEAT_MBYTE) && !defined(FEAT_GUI_MSWIN)
if (enc_codepage >= 0 && (int)GetConsoleCP() != enc_codepage)
{
- int len;
- WCHAR *widestr = (WCHAR *)enc_to_utf16(str, &len);
+ int inlen = STRLEN(str);
+ int outlen;
+ WCHAR *widestr = (WCHAR *)enc_to_utf16(str, &inlen);
if (widestr != NULL)
{
- WideCharToMultiByte_alloc(GetConsoleCP(), 0, widestr, len,
- (LPSTR *)&ccp, &len, 0, 0);
+ WideCharToMultiByte_alloc(GetConsoleCP(), 0, widestr, inlen,
+ (LPSTR *)&ccp, &outlen, 0, 0);
vim_free(widestr);
s = str = ccp;
}